cheap price 20 inch folding e bike electric
Battery: 36V 10AH lithium battery
Range per change: 45-55KM
Motor：36V 250W brushless motor
Brake:Front/rear V brake
Shimano 7 speed freewheel and derailleur allows you flexibly shuttle in the city and mountains, enjoy the freedom of your life.Shuangye are available with 250, 350, and 500W as frame or rack batteries for both the active line and performance line. All three offer high energy density, exceptional mileage, long service life, low weight and easy handling.